[54] AUTOMATIC CALL-WORK DIRECTOR
[76] Inventor: Calvin W. Battle, 1498 Oakridge Cir., Decatur, Ga. 30033
[21] Appl. No.: 08/906,235 [22] Filed: Aug. 4, 1997
Related U.S. Application Data
[60] Provisional application No. 60/023,461, Aug. 6, 1996.
[51] Int. CI.7 H04M 5/06; H04M 1/64;
H04M 3/50; H04Q 3/64
[52] U.S. CI 379/309; 379/201; 379/265
[58] Field of Search 379/201, 214,
379/265, 266, 308, 309
[56] References Cited
U.S. PATENT DOCUMENTS
5,179,589 1/1993 Syu 379/265
5,185,780 2/1993 Leggett 379/265 X
5,206,903 4/1993 Kohler et al 379/309
5,299,260 3/1994 Shaio 379/265
5,327,490 7/1994 Cave 379/266 X
5,329,578 7/1994 Brennan et al 379/88.19
5,335,269 8/1994 Steinlicht 379/266
5,392,346 2/1995 Hassler et al 379/265
5,467,391 11/1995 Donaghue, Jr. et al 379/265
5,499,291 3/1996 Kepley 379/265
5,506,898 4/1996 Costantini et al 379/266
5,509,055 4/1996 Ehrlich et al 379/309 X
5,590,188 12/1996 Crockett 379/265 X
5,592,543 1/1997 Smith et al 379/265
xMO.-W.-N 6/1997 David 379/265 X
5,642,411 6/1997 Theis 379/266
5,684,872 11/1997 Flockhart et al 379/266
5,721,770 2/1998 Kohler 379/266
5,740,238 4/1998 Flockhart et al 379/265 X